Exercise: Workshop Technology

Questions for: Workshop Technology

When two metal pieces of different thicknesses are to be welded by projection welding, then the projections should be made on __________ metal piece.
A:
thinner
B:
thicker
C:
D:
Answer: B
No answer description is available. Let's discuss.
A sand employed on the faces of the pattern before moulding, is called
A:
green sand
B:
dry sand
C:
loam sand
D:
parting sand
Answer: D
No answer description is available. Let's discuss.
The directional solidification in casting can be improved by using
A:
chills and chaplets
B:
chills and padding
C:
chaplets and padding
D:
chills, chaplets and padding
Answer: B
No answer description is available. Let's discuss.
Thermit welding is often used in
A:
replacing broken gear teeth
B:
repairing broken shears
C:
joining rails, truck frames and locomotive frames etc.
D:
all of the above
Answer: D
No answer description is available. Let's discuss.
Spot welding is used for welding
A:
lap joints in plates having 0.025 mm to 1.25 mm thickness
B:
lap joints in plates having thickness above 3 mm
C:
butt joints in plates having 0.025 mm to 1.25 mm thickness
D:
butt joints in plates having thickness above 3 mm
Answer: A
No answer description is available. Let's discuss.
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